[dpdk-dev] [PATCH v2 2/4] net/ice: add redirect support for VSI list rule

[Zhang, Qi Z]

> -----Original Message-----
> From: Zhao1, Wei <wei.zhao1 at intel.com>
> Sent: Wednesday, June 17, 2020 2:14 PM
> To: dev at dpdk.org
> Cc: stable at dpdk.org; Zhang, Qi Z <qi.z.zhang at intel.com>; Zhao1, Wei
> <wei.zhao1 at intel.com>
> Subject: [PATCH v2 2/4] net/ice: add redirect support for VSI list rule
> 
> This patch enable redirect switch rule of vsi list type.
> 
> Fixes: 397b4b3c5095 ("net/ice: enable flow redirect on switch")
> Cc: stable at dpdk.org
> 
> Signed-off-by: Wei Zhao <wei.zhao1 at intel.com>
> ---
>  drivers/net/ice/ice_switch_filter.c | 16 +++++++++++++---
>  1 file changed, 13 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/net/ice/ice_switch_filter.c
> b/drivers/net/ice/ice_switch_filter.c
> index a5dd1f7ab..3c0c36bce 100644
> --- a/drivers/net/ice/ice_switch_filter.c
> +++ b/drivers/net/ice/ice_switch_filter.c
> @@ -1662,6 +1662,9 @@ ice_switch_redirect(struct ice_adapter *ad,
>  	uint16_t lkups_cnt;
>  	int ret;
> 
> +	if (rdata->vsi_handle != rd->vsi_handle)
> +		return 0;
> +
>  	sw = hw->switch_info;
>  	if (!sw->recp_list[rdata->rid].recp_created)
>  		return -EINVAL;
> @@ -1673,25 +1676,32 @@ ice_switch_redirect(struct ice_adapter *ad,
>  	LIST_FOR_EACH_ENTRY(list_itr, list_head, ice_adv_fltr_mgmt_list_entry,
>  			    list_entry) {
>  		rinfo = list_itr->rule_info;
> -		if (rinfo.fltr_rule_id == rdata->rule_id &&
> +		if ((rinfo.fltr_rule_id == rdata->rule_id &&
>  		    rinfo.sw_act.fltr_act == ICE_FWD_TO_VSI &&
> -		    rinfo.sw_act.vsi_handle == rd->vsi_handle) {
> +		    rinfo.sw_act.vsi_handle == rd->vsi_handle) ||
> +		    (rinfo.fltr_rule_id == rdata->rule_id &&
> +		    rinfo.sw_act.fltr_act == ICE_FWD_TO_VSI_LIST)){
>  			lkups_cnt = list_itr->lkups_cnt;
>  			lkups_dp = (struct ice_adv_lkup_elem *)
>  				ice_memdup(hw, list_itr->lkups,
>  					   sizeof(*list_itr->lkups) *
>  					   lkups_cnt, ICE_NONDMA_TO_NONDMA);
> +

Acked-by: Qi Zhang <qi.z.zhang at intel.com>

Applied to dpdk-next-net-intel after 

1, remove above redundant empty line and 
2. reword on the commit log and title as below

Title: redirect switch rule with to VSI list action

Support redirect a switch rule if its action is to VSI list.

Thanks
Qi

>  			if (!lkups_dp) {
>  				PMD_DRV_LOG(ERR, "Failed to allocate memory.");
>  				return -EINVAL;
>  			}
> 
> +			if (rinfo.sw_act.fltr_act == ICE_FWD_TO_VSI_LIST) {
> +				rinfo.sw_act.vsi_handle = rd->vsi_handle;
> +				rinfo.sw_act.fltr_act = ICE_FWD_TO_VSI;
> +			}
>  			break;
>  		}
>  	}
> 
>  	if (!lkups_dp)
> -		return 0;
> +		return -EINVAL;
> 
>  	/* Remove the old rule */
>  	ret = ice_rem_adv_rule(hw, list_itr->lkups,
> --
> 2.19.1